* {
    margin: 0;
    padding: 0;
}

html,
body {
    background: #fff;
}

.btn {
    position: fixed;
    bottom: 0;
    width: 100%;
    height: 60px;
    background: #eee;
}

.btn input {
    width: 100%;
    height: 100%;
    font: 20px/60px 'microsoft yahei';
}

.blackBoxSpeak {
    width: 176px;
    height: 176px;
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: url(../image/im/ic_record.png) no-repeat 28px 16px/65px 104px, url(../image/im/ic_record_ripple_9.png) no-repeat 111.2px 32px/28.8px 88px;
    background-color: rgba(0, 0, 0, .7);
    display: none;
    border-radius: 12px;
}

.blackBoxSpeakConent {
    font: 14.4px '微软雅黑 Light';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 12px;
    display: block;
    text-align: center;
    width: 90%;
    padding: 8px 0;
    margin: auto;
    color: #ffffff;
    font-weight: 200;
    border-radius: 4px;
}

.blackBoxPause {
    width: 176px;
    height: 176px;
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: url(../image/im/ic_record.png) no-repeat 28px 16px/65px 104px, url(../image/im/ic_record_ripple_9.png) no-repeat 111.2px 32px/28.8px 88px;
    background-color: rgba(0, 0, 0, .7);
    display: none;
    border-radius: 12px;
}

.blackBoxPauseContent {
    font: 14.4px '微软雅黑 Light';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 12px;
    display: block;
    text-align: center;
    width: 90%;
    padding: 8px 0;
    margin: auto;
    color: #ffffff;
    font-weight: 200;
    border-radius: 4px;
}